@article{doi:10.1001/jama.1989.03420110016002,
title = {MIcrobubbles show promise for enhancing ultrasound signal, image, other applications},
journal = {JAMA},
volume = {261},
number = {11},
pages = {1542},
year = {1989},
doi = {10.1001/jama.1989.03420110016002},
URL = { + http://dx.doi.org/10.1001/jama.1989.03420110016002},
eprint = {/data/Journals/JAMA/9151/jama_261_11_002.pdf}
}